All of the following are true of obsessive-compulsive disorder (OCD) EXCEPT

A) OCD symptoms are similar across different cultures.
B) OCD is associated with damage to the basal ganglia.
C) PET scans have shown increased activity in the frontal lobes of OCD patients.
D) OCD is much more common in men than in women.
E) OCD is characterized by counting, checking, and cleaning rituals.

Answer: D
Rationale: OCD is not more common in men than in women.